Add one-way task completion and exportable pet identity cards

pets-be/internal/httpapi/server.go

@@ -54,6 +54,7 @@ func (a *API) Register(r *gin.Engine) {
 	user.PUT("/tasks/:id", a.updateTask)
 	user.DELETE("/tasks/:id", a.deleteTask)
 	user.PUT("/tasks/:id/completion", a.setTaskCompletion)
+	user.PUT("/tasks/completions", a.completeTasks)
 	user.GET("/walks", a.listWalks)
 	user.POST("/walks", a.startWalk)
 	user.GET("/walks/:id", a.getWalk)